Great Falls 7-day Weather Forecast

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Great Falls 7-day weather forecast

Stacker created the forecast for Great Falls, Montana using data from OpenWeather. This week's high is 86 °F on Tuesday, while the low is 53 °F on Monday. There is expected to be 1 sunny day and rain on 6 days this week.

There are currently no weather alerts.

Monday, September 8

- High of 81 °F, low of 53 °F (21% humidity)
- Overcast with a 20% chance of rain (0 mm of rain)
- Moderate risk of harm from sun exposure (5 UV index)
- Moderate breeze (17 mph wind)
- Sunrise at 6:53 AM, sunset at 7:52 PM

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1 / 6

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Tuesday, September 9

- High of 86 °F, low of 58 °F (22% humidity)
- Partly sunny with a 90% chance of rain (0 mm of rain)
- Moderate risk of harm from sun exposure (5 UV index)
- Fresh breeze (21 mph wind)
- Sunrise at 6:55 AM, sunset at 7:50 PM

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Wednesday, September 10

- High of 84 °F, low of 59 °F (29% humidity)
- Overcast with a 40% chance of rain (0 mm of rain)
- High risk of harm from sun exposure (5 UV index)
- Fresh breeze (22 mph wind)
- Sunrise at 6:56 AM, sunset at 7:48 PM

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Thursday, September 11

- High of 80 °F, low of 55 °F (40% humidity)
- Partly cloudy with a 100% chance of rain (7 mm of rain)
- High risk of harm from sun exposure (5 UV index)
- Gentle breeze (11 mph wind)
- Sunrise at 6:57 AM, sunset at 7:46 PM

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Friday, September 12

- High of 76 °F, low of 53 °F (51% humidity)
- Fair with a 0% chance of rain
- High risk of harm from sun exposure (6 UV index)
- Moderate breeze (16 mph wind)
- Sunrise at 6:59 AM, sunset at 7:43 PM

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Saturday, September 13

- High of 63 °F, low of 57 °F (90% humidity)
- Overcast with a 100% chance of rain (39 mm of rain)
- High risk of harm from sun exposure (6 UV index)
- Moderate breeze (15 mph wind)
- Sunrise at 7:00 AM, sunset at 7:41 PM

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Sunday, September 14

- High of 65 °F, low of 57 °F (63% humidity)
- Overcast with a 100% chance of rain (4 mm of rain)
- High risk of harm from sun exposure (6 UV index)
- Gentle breeze (11 mph wind)
- Sunrise at 7:01 AM, sunset at 7:39 PM
- Last quarter moon